/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.kie.kogito.grafana.model.functions;

import java.util.List;

/**
 * Interface for a grafana/prometheus function. See <a href="https://prometheus.io/docs/prometheus/latest/querying/functions/">https://prometheus.io/docs/prometheus/latest/querying/functions/</>
 */
public interface GrafanaFunction {

    /**
     * Renders the expression.
     *
     * @return The rendered expression.
     */
    String render(String metricBody, List<Label> labels);
}
